Home / 39,351,570.40-59,027,355.60-31,131,949.60

Finding the Fourth Proportional to 39,351,570.40, 59,027,355.60 and 31,131,949.60

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Solution

The fourth proportional to 39,351,570.40, 59,027,355.60 and 31,131,949.60 is: 46,697,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,351,570.40 : 59,027,355.60 = 31,131,949.60 : x
  2. Step 2: Convert to fraction form
    39,351,570.40/59,027,355.60 = 31,131,949.60/x
  3. Step 3: Cross multiply
    39,351,570.40x = 59,027,355.60 × 31,131,949.60
  4. Step 4: Simplify right side
    39,351,570.40x = 1,837,636,659,560,478
  5. Step 5: Solve for x
    x = 1,837,636,659,560,478/39,351,570.40
  6. Step 6: Final answer
    x = 46,697,924.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.